ext[234]: remove unused argument for ext[234]_find_goal()

The argument chain for ext[234]_find_goal() is not used.  This patch removes
it and fixes comment as well.

Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

3 files changed, 8 insertions, 16 deletions

diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 7a1fcc9fde92..03978ec2a91c 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -286,15 +286,12 @@ static unsigned long ext2_find_near(struct inode *inode, Indirect *ind)
  *      ext2_find_goal - find a prefered place for allocation.
  *      @inode: owner
  *      @block:  block we want
- *      @chain:  chain of indirect blocks
  *      @partial: pointer to the last triple within a chain
  *
  *      Returns preferred place for a block (the goal).
  */
 
-static inline int ext2_find_goal(struct inode *inode,
-                                 long block,
-                                 Indirect chain[4],
+static inline int ext2_find_goal(struct inode *inode, long block,
                                  Indirect *partial)
 {
         struct ext2_block_alloc_info *block_i;
@@ -638,7 +635,7 @@ reread:
         if (S_ISREG(inode->i_mode) && (!ei->i_block_alloc_info))
                 ext2_init_block_alloc_info(inode);
 
-        goal = ext2_find_goal(inode, iblock, chain, partial);
+        goal = ext2_find_goal(inode, iblock, partial);
 
         /* the number of blocks need to allocate for [d,t]indirect blocks */
         indirect_blks = (chain + depth) - partial - 1;
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 077535439288..a4f2d673d382 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -439,16 +439,14 @@ static ext3_fsblk_t ext3_find_near(struct inode *inode, Indirect *ind)
  *      ext3_find_goal - find a prefered place for allocation.
  *      @inode: owner
  *      @block:  block we want
- *      @chain:  chain of indirect blocks
  *      @partial: pointer to the last triple within a chain
- *      @goal:  place to store the result.
  *
  *      Normally this function find the prefered place for block allocation,
- *      stores it in *@goal and returns zero.
+ *      returns it.
  */
 
 static ext3_fsblk_t ext3_find_goal(struct inode *inode, long block,
-                Indirect chain[4], Indirect *partial)
+                                   Indirect *partial)
 {
         struct ext3_block_alloc_info *block_i;
 
@@ -884,7 +882,7 @@ int ext3_get_blocks_handle(handle_t *handle, struct inode *inode,
         if (S_ISREG(inode->i_mode) && (!ei->i_block_alloc_info))
                 ext3_init_block_alloc_info(inode);
 
-        goal = ext3_find_goal(inode, iblock, chain, partial);
+        goal = ext3_find_goal(inode, iblock, partial);
 
         /* the number of blocks need to allocate for [d,t]indirect blocks */
         indirect_blks = (chain + depth) - partial - 1;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 05c4145dd27d..0e9055cf700e 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -429,16 +429,13 @@ static ext4_fsblk_t ext4_find_near(struct inode *inode, Indirect *ind)
  *      ext4_find_goal - find a prefered place for allocation.
  *      @inode: owner
  *      @block:  block we want
- *      @chain:  chain of indirect blocks
  *      @partial: pointer to the last triple within a chain
- *      @goal:  place to store the result.
  *
  *      Normally this function find the prefered place for block allocation,
- *      stores it in *@goal and returns zero.
+ *      returns it.
  */
-
 static ext4_fsblk_t ext4_find_goal(struct inode *inode, ext4_lblk_t block,
-                Indirect chain[4], Indirect *partial)
+                Indirect *partial)
 {
         struct ext4_block_alloc_info *block_i;
 
@@ -839,7 +836,7 @@ int ext4_get_blocks_handle(handle_t *handle, struct inode *inode,
         if (S_ISREG(inode->i_mode) && (!ei->i_block_alloc_info))
                 ext4_init_block_alloc_info(inode);
 
-        goal = ext4_find_goal(inode, iblock, chain, partial);
+        goal = ext4_find_goal(inode, iblock, partial);
 
         /* the number of blocks need to allocate for [d,t]indirect blocks */
         indirect_blks = (chain + depth) - partial - 1;